中文名称：(5S,8S,9R,10S,13S,14S,17R)-13-乙基-17-乙炔基-11-亚甲基-2,5,6,7,8,9,10,11,12,13,14, 15,16,17-十四氢-1H-环戊基[a]菲-17-醇 （去氧孕烯杂质）
英文名称：(5S,8S,9R,10S,13S,14S,17R)-13-Ethyl-17-ethynyl-11-methylene-2,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-ol (Desogestrel Impurity)
CAS：201360-82-9
纯度：98%
